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Tweak hypothetical advantage algorithm

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This commit is contained in:
Kiana Sheibani 2023-10-05 22:37:36 -04:00
parent f905dfdbc3
commit 0477d76322
Signed by: toki
GPG key ID: 6CB106C25E86A9F7
1 changed files with 8 additions and 7 deletions
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15
src/datasets.rs
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@ -361,9 +361,9 @@ pub fn hypothetical_advantage(
let mut paths: Vec<(Vec<PlayerId>, f64)> = vec![(vec![player1], 0.0)];
let mut visited: HashSet<PlayerId> = HashSet::new();
let mut final_adv: Option<f64> = None;
let mut final_path: Option<(f64, usize)> = None;
while final_adv.is_none() {
while final_path.is_none() {
if paths.is_empty() {
return Ok(0.0);
}
@ -377,12 +377,12 @@ pub fn hypothetical_advantage(
if visited.contains(&id) {
None
} else {
if id == player2 {
final_path = Some((old_adv + adv, path.len() - 1));
}
visited.insert(id);
let mut path_ = path.clone();
path_.extend_one(id);
if id == player2 {
final_adv = Some(old_adv + adv);
}
Some((path_, old_adv + adv))
}
})
@ -394,7 +394,8 @@ pub fn hypothetical_advantage(
})?;
}
Ok(final_adv.unwrap())
let (final_adv, len) = final_path.unwrap();
Ok(final_adv * 0.5_f64.powi(len as i32))
}
pub fn initialize_edge(
@ -432,7 +433,7 @@ mod tests {
Ok(connection)
}
// Functions to generate test data
// Functions to generate placeholder data
fn metadata() -> DatasetMetadata {
DatasetMetadata {